Dimethyl 5,5′,6,6′-tetrahydroxy-3,3′-bi-1-benzofuran-2,2′-dicarboxylate

5,5′,6,6′-Tétrahydroxy-3,3′-bi-1-benzofurane-2,2′-dicarboxylate de diméthyle

[3,3′-Bibenzofuran]-2,2′-dicarboxylic acid, 5,5′,6,6′-tetrahydroxy-, dimethyl ester

Dimethyl 5,5′,6,6′-tetrahydroxy-3,3′-bi-1-benzofuran-2,2′-dicarboxylate

Dimethyl-5,5′,6,6′-tetrahydroxy-3,3′-bi-1-benzofuran-2,2′-dicarboxylat